#box {
  margin: 0 auto;
  height: auto;
}

h1 {
  display: none;
}

.clear {
  clear: both;
}

html,
body {
  background: #f7f7f7;
  font-size: 0.2rem;
  max-width: 1080px;
}

#content {
  position: absolute;
  max-width: 1080px;
  top: 0;
  left: 0;
}

#content img {
  width: 100%;
  max-width: 1080px;
  height: 100%;
}

#bottom {
  width: 100%;
  position: fixed;
  bottom: 0;
  left: 0;
  max-width: 1080px;
}

#bottom img {
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  max-width: 1080px;
}

#bottom span {
  position: absolute;
  bottom: 0.1rem;
  left: 50%;
  margin-left: -0.6rem;
  width: 1.2rem;
  height: 0.25rem;
  line-height: 0.25rem;
  text-align: center;
  overflow: auto;
}

#bottom button {
  width: 0.74rem;
  height: 0.27rem;
  position: absolute;
  bottom: 0.18rem;
  right: 0.4rem;
  background: none;
  border-radius: 0.1rem;
  outline: none;
  border: 0 none;
}

@media screen and (min-width: 1080px) {
  html,
  body {
    margin: 0 auto;
  }
  #bottom,
  #content {
    width: 1080px;
    left: 50%;
    margin-left: -540px;
  }
}

@media screen and (min-height: 812px) and (max-height: 850px) {
  #content {
    bottom: 0;
  }
}

@media screen and (max-height: 850px) {
  #content {
    bottom: 0;
  }
}
